Liu, Yunlong
Wang, Juan
Gao, Cunchen
Tang, Shuhong
Gao, Zairui
Funding for this research was provided by:
the National Natural Science Foundation of China (60974025)
Shandong Province Natural Science Foundation (ZR2015PE025, ZR2012FL06)
Shandong Province Higher Educational Science and Technology Program (J16LB10, J14LN52)
Weifang City Science and Technology Development Program (2014GX022)